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The Hidden Image Data of Dynamsoft Barcode SDK You Don’t Know
While scanning single or multiple barcodes with a barcode SDK, most of the developers only concern about the trade-off between decoding speed and recognition accuracy, for they cannot get other data....
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How to Use Dynamsoft Barcode Reader SDK on Mac with Apple Silicon
Apple announced new Mac models with Apple M1 chip recently. Although Dynamsoft has not released an Apple Silicon version of Dynamsoft Barcode Reader SDK yet, I am curious how will x86_64 barcode SDK...
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How to Detect and Decode QR Code with YOLO, OpenCV, and Dynamsoft Barcode Reader
In the past two weeks, I trained a custom YOLOv3 model for QR code detection and tested it with Darknet. In this article, I will use OpenCV’s DNN (Deep Neural Network) module to load the YOLO model...
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Combining Deep Learning and Computer Vision for Barcode Recognition
Last week, I trained a YOLOv3 model and a YOLOv3-tiny model to do barcode localization via deep learning. By comparing their performance, I dropped YOLOv3, because YOLOv3-tiny is much faster. I am...
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How to Annotate Barcode Object with LabelImg for Machine Learning
LabelImg is a free and open-source image annotation tool written in Python and Qt5. It supports Pascal VOC format and Yolo format that are commonly adopted by mainstream machine learning frameworks....
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A Simple Web Canvas Region Selection Tool for Barcode Region Detection
The barcode localization algorithm is an essential step for barcode recognition within an image. However, for static images, the bigger size images have, the much more time the algorithm takes. Plus,...
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How to Build a Barcode Reader App for Salesforce AppExchange
While using Salesforce, your management system can conveniently extend new functionalities by installing apps from Salesforce AppExchange – the Salesforce store. How can you build a Salesforce app by...
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How to Build Web Barcode Reader with Blazor WebAssembly
Blazor is a web framework developed by Microsoft. It enables developers to create web apps using C# and HTML. However, calling existing JavaScript APIs is inevitable while developing a Blazor project....
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Node.js Barcode Reader for Desktop and Web
Last week, I shared how to display webcam video in desktop and web apps. Based on that, I implemented the barcode reading function using Node.js. In this article, I will share how to build Node.js...
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Building Your First RISC-V Barcode Reader App on Ubuntu 20.04
RISC-V is a free and open RISC instruction set architecture. The RISC-V community and ecosystem are boosting and will flourish in the next couple of years. To facilitate barcode app development for...
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Dynamsoft Barcode Reader ARM64 for Nvidia Jetson Nano
Since from version 7.6.x, Dynamsoft Barcode Reader started to support ARM64 (Previously, ARM32 only). It is good news for developers who aim to build barcode reader app on embedded computing boards...
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How to Use WebGL to Accelerate Web Barcode Decoding Speed
Generally, while doing barcode detection, we pass color images encoded in RGB or YUV to some barcode decoding APIs, in which the image data will be converted from color to grayscale and then from...
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How to Optimize Dynamsoft Barcode Decoding Performance with Parameters
Many enterprises like to use Dynamsoft Barcode Reader SDK due to its flexible parameter configuration and powerful decoding capability for multiple barcodes. In this article, let’s take a glimpse of...
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Reading Driver’s License Information from PDF417 in JavaScript
A few weeks ago, I wrote an article sharing how to read driver’s license information from PDF417 on Android. Comparing to building an Android native camera app, building a web camera app is much...
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How to Read Nonstandard 1D Barcode with Dynamsoft Barcode SDK
Start and stop characters are defined as part of linear barcode (1D barcode) standard. However, you may suffer from some nonstandard 1D barcode symbologies in which the start and stop characters are...
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How to Build C/C++ Barcode Reader App on Raspberry Pi 4
I recently purchased a Raspberry Pi 4 (4GB model) and an I2C OLED display module. In this article, I will share how to implement a C/C++ barcode reader project on Raspberry Pi 4 from scratch....
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How to Recognize US Driver’s License on Android Mobile Apps
According to the American Association of Motor Vehicle Administrators (AAMVA) specification, PDF417 symbology is used for storing personal information on US driver’s license. In this article, I will...
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How to Make DotCode Webcam Scanner in C++ on Windows 10
Previously, I wrote an article showing how to build a DotCode reader in Java. I also updated my C# barcode demo to make it support DotCode decoding recently. In this article, I will share a new webcam...
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How to Build and Publish Snap Packages with Linux Shared Libraries
When you want to release a proprietary tool or SDK, which is not open source, to Linux platforms, it is a nightmare. You have to make multiple packages and do more tests to guarantee compatibility for...
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How to Build DotCode Reader in Java on Windows 10
A dot code is a 2D barcode symbology composed of disconnected dots. It is widely used in the tobacco industry. Recently, Dynamsoft rolled out barcode reader SDK v7.4, which added DotCode support. In...
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